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The method of deep learning has achieved excellent results in improving the performance of robotic grasping detection. However, the deep learning methods used in general object detection are not suitable for robotic grasping detection.…

Computer Vision and Pattern Recognition · Computer Science 2021-01-26 Hu Cao , Guang Chen , Zhijun Li , Jianjie Lin , Alois Knoll

Optical properties in solids, such as refractive index and absorption, hold vast applications ranging from solar panels to sensors, photodetectors, and transparent displays. However, first-principles computation of optical properties from…

Materials Science · Physics 2024-06-25 Nguyen Tuan Hung , Ryotaro Okabe , Abhijatmedhi Chotrattanapituk , Mingda Li

The ability to accurately detect and classify objects at varying pixel sizes in cluttered scenes is crucial to many Navy applications. However, detection performance of existing state-of the-art approaches such as convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2017-08-28 JT Turner , Kalyan Moy Gupta , David Aha

In this paper, we present a nonlinear least-squares fitting algorithm using B-splines with free knots. Since its performance strongly depends on the initial estimation of the free parameters (i.e. the knots), we also propose a fast and…

Signal Processing · Electrical Eng. & Systems 2020-03-13 Péter Kovács , Andrea M. Fekete

This paper presents a novel method of landslide detection by exploiting the Mask R-CNN capability of identifying an object layout by using a pixel-based segmentation, along with transfer learning used to train the proposed model. A data set…

Computer Vision and Pattern Recognition · Computer Science 2020-10-06 Silvia Liberata Ullo , Amrita Mohan , Alessandro Sebastianelli , Shaik Ejaz Ahamed , Basant Kumar , Ramji Dwivedi , G. R. Sinha

Object detection is a fundamental and challenging problem in aerial and satellite image analysis. More recently, a two-stage detector Faster R-CNN is proposed and demonstrated to be a promising tool for object detection in optical remote…

Computer Vision and Pattern Recognition · Computer Science 2018-07-20 Lin Cheng , Xu Liu , Lingling Li , Licheng Jiao , Xu Tang

This paper presents a Convolutional Neural Network (CNN) approach for counting and locating objects in high-density imagery. To the best of our knowledge, this is the first object counting and locating method based on a feature map…

Ordinal embedding aims at finding a low dimensional representation of objects from a set of constraints of the form "item $j$ is closer to item $i$ than item $k$". Typically, each object is mapped onto a point vector in a low dimensional…

Machine Learning · Computer Science 2021-05-26 Aïssatou Diallo , Johannes Fürnkranz

We propose a novel learned keypoint detection method to increase the number of correct matches for the task of non-rigid image correspondence. By leveraging true correspondences acquired by matching annotated image pairs with a specified…

Computer Vision and Pattern Recognition · Computer Science 2023-09-13 Felipe Cadar , Welerson Melo , Vaishnavi Kanagasabapathi , Guilherme Potje , Renato Martins , Erickson R. Nascimento

We propose a graph neural network (GNN) approach to the problem of predicting the stylistic compatibility of a set of furniture items from images. While most existing results are based on siamese networks which evaluate pairwise…

Computer Vision and Pattern Recognition · Computer Science 2020-04-17 Luisa F. Polania , Mauricio Flores , Yiran Li , Matthew Nokleby

Embedding complex objects as vectors in low dimensional spaces is a longstanding problem in machine learning. We propose in this work an extension of that approach, which consists in embedding objects as elliptical probability…

Machine Learning · Statistics 2019-02-19 Boris Muzellec , Marco Cuturi

Regularization techniques such as the lasso (Tibshirani 1996) and elastic net (Zou and Hastie 2005) can be used to improve regression model coefficient estimation and prediction accuracy, as well as to perform variable selection. Ordinal…

Computation · Statistics 2022-09-05 Michael J. Wurm , Paul J. Rathouz , Bret M. Hanlon

We present an efficient algorithm to compute tight upper bounds of collision probability between two objects with positional uncertainties, whose error distributions are represented with non-Gaussian forms. Our approach can handle noisy…

Robotics · Computer Science 2019-12-17 Jae Sung Park , Dinesh Manocha

Feature selection is an important and active research area in statistics and machine learning. The Elastic Net is often used to perform selection when the features present non-negligible collinearity or practitioners wish to incorporate…

Machine Learning · Statistics 2020-06-09 Tobia Boschi , Matthew Reimherr , Francesca Chiaromonte

We introduce a Cable Grasping-Convolutional Neural Network designed to facilitate robust cable grasping in cluttered environments. Utilizing physics simulations, we generate an extensive dataset that mimics the intricacies of cable…

Robotics · Computer Science 2024-03-05 Lei Zhang , Kaixin Bai , Qiang Li , Zhaopeng Chen , Jianwei Zhang

Existing detection methods commonly use a parameterized bounding box (BBox) to model and detect (horizontal) objects and an additional rotation angle parameter is used for rotated objects. We argue that such a mechanism has fundamental…

Computer Vision and Pattern Recognition · Computer Science 2022-09-23 Xue Yang , Gefan Zhang , Xiaojiang Yang , Yue Zhou , Wentao Wang , Jin Tang , Tao He , Junchi Yan

Cosmic shear estimation is an essential scientific goal for large galaxy surveys. It refers to the coherent distortion of distant galaxy images due to weak gravitational lensing along the line of sight. It can be used as a tracer of the…

Machine Learning · Computer Science 2021-04-21 Claire Theobald , Bastien Arcelin , Frédéric Pennerath , Brieuc Conan-Guez , Miguel Couceiro , Amedeo Napoli

Precise robotic grasping is important for many industrial applications, such as assembly and palletizing, where the location of the object needs to be controlled and known. However, achieving precise grasps is challenging due to noise in…

Robotics · Computer Science 2019-09-06 Jialiang Zhao , Jacky Liang , Oliver Kroemer

In the wood industry, logs are commonly quality screened by discrete X-ray scans on a moving conveyor belt from a few source positions. Typically, the measurements are obtained in a single two-dimensional (2D) plane (a "slice") by a…

Artificial Intelligence · Computer Science 2025-10-01 Buda Bajić , Johannes A. J. Huber , Benedikt Neyses , Linus Olofsson , Ozan Öktem

Although recent advances in regional Convolutional Neural Networks (CNNs) enable them to outperform conventional techniques on standard object detection and classification tasks, their response time is still slow for real-time performance.…

Computer Vision and Pattern Recognition · Computer Science 2016-03-03 JT Turner , Kalyan Gupta , Brendan Morris , David W. Aha